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QK30 / QK30-IC Stationary Scanner

Specifically designed to read 1D and 2D codes displayed on both mobile devices and printed paper, the QK30 / QK30-IC are the only scanners in their class to offer programmable multicolored LEDs and play audio files. Ideal for event and entertainment applications including the use of e-tickets, e-coupons, and e-membership cards. It’s also highly effective for healthcare, pharma, and retail applications.
Key Benefits

Swift and Sure
Performs high-speed scans of codes displayed on LCD screens as well as codes printed on paper. Wide scan area works on large-screen smartphones.

Added Security with Facial Recognition
The QK30/QK30-IC are ideal for adding security to your application with DENSO’s facial recognition technology (SQRC).

Large Scanning Area
Wide scan area (50mm x 70mm) is 30 percent larger than the previous model for improved performance with large-screen smartphones.

Fits Practically Anywhere
Stylish and compact, the low-profile design offers versatility for embedding into kiosks or on countertops for convenient access by users.

Multi-Faceted Applications
Offers an ideal solution for points of sale and points of access. Perfect for mobile coupons, membership cards, tickets and entrance-authorizations.

Secure Contactless Scanning (QK30-IC only)
Supports various IC Card technologies (e.g. FeliCa®, MIFARE®, ISO / IEC14443 Type A/B) and NFC passive mode.
Specifications
Model | QK30 | QK30-IC | ||
Model Number | QK30-U | QK31-U | QK31-R | QK30-IC(N) |
Stationary | Built-in | Stationary | ||
Scanner |
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Readable 2D Codes | QR code, micro QR code, SQRC, iQRcode, PDF417, microPDF417, DataMatrix, Aztec, GS1 DataBar Composite (EAN.UCC Composite), MaxiCode | |||
Readable 1D Barcodes | EAN-13/-8(JAN-13/-8), UPC-A/-E, UPC/EAN (with add-on), Interleaved 2 of 5 (ITF), Standard 2 of 5 (STF), CODABAR (NW-7), CODE39, CODE93, CODE128, GS1-128 (EAN-128), GS1 DataBar (RSS) | |||
Minimum Resolution 2D Codes | 0.25mm | |||
Minimum Resolution 1D Barcodes | 0.18mm | |||
Scanning Area | 70mm x 50mm | |||
Focusing Point (1) | 7mm | |||
Scanning Confirmation | LED Light (blue, green and red) and Sound | — | — | LED Light (blue, green and red) and Sound |
Compatible IC Cards | — | — | — | FeliCa (Standard/Lite/Plug (NFC Dynamic Tag)), MIFARE (Classic/Ultralight/Ultralight C/DESFire/DESFire EV1), ISO/IEC14443 Type A/B |
Communication Interface |
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Method | USB 1.1-compliant (COM, HID)(2) | RS-232C | USB 1.1-compliant (COM, HID)(2) | |
Connector | USB A-type with an integrated cable | USB B-type with a detachable cable | Mini-DIN with a detachable cable | USB A-type with an integrated cable |
Cable Length | 1.5m | 1.4m (sold separately) | 1.5m (sold separately) | 2m |
Power |
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Power Supply (3) | Supply from host device | |||
Operating Environment |
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IP Rating | IPX2 | — | — | IPX2 |
Operating Temperature | -5° to 50°C | |||
Humidity | 10 to 90% RH (non-condensing, non-freezing) | |||
Physical Characteristics |
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Weight | Approx. 250g (including cable) | Approx. 170g (excluding cable) | Approx. 300g (including cable) | |
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Optional Accessories – Sold Separately
Communication | Part # |
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Cable | Straight 1.4m USB cable. Type A Male - Type B Male | CB00US14004A4B1 |
Cable | RS-232C cable for QK31-R (1.5 m). Power from host PIN 9. | CBK3-RS1500/9 |
Other Accessories |
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Silicon Cover - Black | SCQK30-2 | |
Silicon Cover - Blue | SCQK30-1 | |
Silicon Cover - Clear | SCQK30-3 |
Related Software
Software | Description | Part # |
Active USB-COM Port Driver | USB-COM port driver | Free download |
QR-kbif | Keyboard interface software converts scanner input into keyboard data | Free download |
Scanner Setting 2D | Setting software for 2D scanner series | Free download |
All software can be downloaded from DENSO Wave’s QBdirect. Free software and drivers can be used immediately. Other software packages are available as trials. Please contact DENSO ADC to purchase a full license.
Downloads

QK30 Product Sheet
Two-page product sheet with features and specifications for the QK30 2D presentation scanner.
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- File Size 1.92 MB
- File Count 1
- Create Date October 26, 2020
- Last Updated August 22, 2022

ADC Product Catalog
12-page brochure featuring DENSO scanners, terminals and software
- Download 709
- File Size 2.19 MB
- File Count 1
- Create Date October 21, 2020
- Last Updated April 18, 2022

Portafolio de Productos Espanol
Folleto de 12 páginas presentando los productos DENSO ADC: escáneres, terminales, herramientas y aplicaciones
- Download 460
- File Size 3.51 MB
- File Count 1
- Create Date October 18, 2020
- Last Updated September 7, 2021